package com.webserver.core;

import com.webserver.controller.UserController;
import com.webserver.http.HttpServeletRequest;
import com.webserver.http.HttpServeletResponse;

import java.io.File;
import java.net.URISyntaxException;

public class DispatcherServlet {
    //单例
    private static DispatcherServlet instance = new DispatcherServlet();
    private DispatcherServlet() {}
    public static DispatcherServlet getInstance(){ return instance; }

    //找到类加载路径的static目录
    private static File root;
    private static File staticDir;
    static {
        try {
            root = new File(
              DispatcherServlet.class.getClassLoader().getResource(".").toURI()
            );
            staticDir = new File(root,"static");
        } catch (URISyntaxException e) {
            e.printStackTrace();
        }
    }
   public void service(HttpServeletRequest request,HttpServeletResponse response){
        String path = request.getRequestURI();
        if ("/regUser".equals(path)){
            UserController controller = new UserController();
            controller.reg(request, response);
        } else if ("/XXXX".equals(path)){

        }else {
            File file = new File(staticDir,path);
            if (file.isFile()){
                response.setContentFile(file);
            }else {
                response.setStatusCode(404);
                response.setStatusReason("NotFound");
                file = new File(staticDir,"/404.html");
                response.setContentFile(file);
            }
        }
       response.addHeasers("Server","BirdServer");


   }



}
